SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2021-34417

This could lead to remote command injection by a web portal administrator.

HIGH 7.2EPSS 1.24%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (1.24%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

The network proxy page on the web portal for the Zoom On-Premise Meeting Connector Controller before version 4.6.365.20210703, Zoom On-Premise Meeting Connector MMR before version 4.6.365.20210703, Zoom On-Premise Recording Connector before version 3.8.45.20210703, Zoom On-Premise Virtual Room Connector before version 4.4.6868.20210703, and Zoom On-Premise Virtual Room Connector Load Balancer before version 2.5.5496.20210703 fails to validate input sent in requests to set the network proxy password. This could lead to remote command injection by a web portal administrator.

CVSS 3.1
7.2 HIGHCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
EPSS
1.24% probability · 67th percentile
CISA KEV
Not listed
Weakness
CWE-20
Affected
zoom/zoom on-premise meeting connector controller · zoom/zoom on-premise meeting connector mmr · zoom/zoom on-premise recording connector · zoom/zoom on-premise virtual room connector · zoom/zoom on-premise virtual room connector load balancer
Source
security@zoom.us

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.